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Memory removal and installation - ThinkCentre A50p, M50

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Your computer has four connectors for installing dual inline memory modules (DIMMs) that provide up to a maximum of 4.0 GB of system memory.

When installing DIMMs, the following rules apply:

  • Fill each system memory connector sequentially, starting at DIMM connector 1
  • Use 2.5 V, 184-pin, 333 MHz double data rate synchronous dynamic random access memory (DDR SDRAM)
  • Use 128 MB, 256 MB, 512 MB or 1.0 GB (when available) DIMMs in any combination
  • DIMMs are 38.1 mm (1.5 inches) in height.Note: Only DDR SDRAM DIMMs can be used

Note: Only DDR SDRAM DIMMs can be used.

To install DIMMs

  1. Remove the cover. Based on your machine type, go to the Removal and installation index - ThinkCentre A50p, M50 and click "Remove the cover".
  2. To locate the DIMM connectors, see "Identifying parts on the system board".
  3. Open the retaining clips.
    opening the retaining clips

  4. Make sure the notches in the DIMM align with the tabs on the connector. Push or insert the DIMM straight down into the connector until the retaining clips close.
    Installing memory

What to do next:


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Document ID : PD010743
Legacy Document ID : MIGR-51202
Last Updated :
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